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Oval|Lab Grown|IGI

1.23ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG802637388

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG802637388

Diamond specifications and retailer prices

From $322 SGD
$252 USD
As of October 29, 2026
Save $2,541 SGD (89%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $3,107 SGD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown oval diamond

This 1.23ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG802637388 or 802637388. Listed at 26 retailers as of October 29, 2026, with a 789% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802637388
Dimensions8.50 × 6.07 × 3.79 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.50 mm6.07 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802637388
Side View
Table 59.0%Crown 33.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $3,107 SGD|Low: $256 SGD|High: $3,107 SGD|Avg: $1,051 SGD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
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Retailer 15
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Retailer 17
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Retailer 19
Retailer 20
Retailer 21
October 30, 2026
Retailer 4$322 SGD
Retailer 7$359 SGD
Retailer 5$400 SGD
Retailer 12$400 SGD
Retailer 11$490 SGD
Retailer 21$492 SGD
Retailer 8$536 SGD
Retailer 16$759 SGD
Retailer 2$778 SGD
Retailer 3$779 SGD
Retailer 6$818 SGD
Retailer 19$895 SGD
Retailer 17$1,075 SGD
Retailer 15$1,097 SGD
Retailer 20$1,230 SGD
Retailer 10$1,634 SGD
Retailer 14$1,714 SGD
Retailer 9$1,737 SGD
Retailer 18$1,739 SGD
Retailer 13$1,779 SGD
Do Amore Diamonds$3,107 SGD

43 data points across 21 retailers

26 retailers$322 SGD to $2,864 SGD

Retailer 1
-
$309 SGD
$242 USD
Price last confirmed 28 days ago
A
Retailer 2
-
$322 SGD
$252 USD
View
A
Retailer 3
-
$359 SGD
$281 USD
View
Final sale: no returns
Retailer 4
-
$375 SGD
$293 USD
View
Price last confirmed 35 days ago
A
Retailer 5
-
$400 SGD
$313 USD
View
Retailer 6
-
$400 SGD
$313 USD
View
Price last confirmed 28 days ago
A
Retailer 7
-
$400 SGD
$313 USD
View
A
Retailer 8
-
$490 SGD
$383 USD
View
A
Retailer 9
-
$492 SGD
$385 USD
View
A
Retailer 10
-
$536 SGD
$419 USD
View
B+
Retailer 11
-
$759 SGD
ZAR 9,593 ZAR
View
B+
Retailer 12
-
$778 SGD
£479 GBP
View
B+
Retailer 13
-
$779 SGD
A$938 AUD
View
B+
Retailer 14
-
$818 SGD
$640 USD
View
Retailer 15
-
$895 SGD
$700 USD
View
Price last confirmed 11 days ago
B+
Retailer 16
-
$1,075 SGD
A$1,294 AUD
View
B+
Retailer 17
-
$1,097 SGD
A$1,320 AUD
View
B
Retailer 18
-
$1,230 SGD
$962 USD
View
Retailer 19
-
$1,420 SGD
$1,111 USD
View
Price last confirmed 23 days ago
B
Retailer 20
-
$1,634 SGD
$1,278 USD
View
B
Retailer 21
-
$1,714 SGD
£1,056 GBP
View
B
Retailer 22
-
$1,737 SGD
$1,359 USD
View
B
Retailer 23
-
$1,739 SGD
$1,360 USD
View
B
Retailer 24
-
$1,779 SGD
£1,096 GBP
View
B
Retailer 25
-
$2,864 SGD
$2,240 USD
View
Most Expensive
Do Amore Diamonds
23-802637388 · Oct 29
$3,107 SGD
$2,430 USD
View
Price under review
25 more retailers have this diamond
Prices start from $322 SGDSave up to $2,541 SGD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.23ct Oval
$322 SGD